Word.ws English Dictionary

oz

/aʊns/

oz is the abbreviation of ounce.

Meaning of ounce

Noun (1)

ounce (plural ounces)

  1. An avoirdupois ounce, weighing ¹⁄₁₆ of an avoirdupois pound, or 28.349523125 grams.
    Synonyms:
    oz., ℥, uncia
  2. A troy ounce, weighing ¹⁄₁₂ of a troy pound, or 480 grains, or 31.1034768 grams.
  3. A US fluid ounce, with a volume of ¹⁄₁₆ of a US pint, 1.804688 cubic inches or 29.5735295625 millilitres.
  4. A British imperial fluid ounce, with a volume of ¹⁄₂₀ of an imperial pint, 1.733871 cubic inches or 28.4130625 millilitres.
  5. (figuratively) Any small amount, a little bit.
    • He didn't feel even an ounce of regret for his actions.

Noun (2)

ounce (plural ounces)

  1. (archaic) A large wild feline, such as a lynx or cougar.
    • The Ounce or the vvilde Cat, is as big as a mungrell dog, this creature is by nature feirce, and more dangerous to bee met vvithall than any other creature, not fearing eyther dogge or man; […]1634, William Wood, “Of the Beasts that Live on the Land”, in New Englands Prospect. A True, Lively, and Experimentall Description of that Part of America, Commonly Called New England; […], London...

See all 8 meanings of ounce

Proper noun (1) capitalized: Oz

IPA/ɒz/

Oz

  1. (abbreviation, ellipsis) Ellipsis of Land of Oz, the fictional setting created by L. Frank Baum for The Wonderful Wizard of Oz, and other works. The term has been extended from the original country of Oz to the entire fictional world of Oz. Subsequently used as a setting by other authors and artists.

Noun (1) capitalized: Oz

IPA/ɒz/

Oz (uncountable)

  1. An unreal, magical realm.
    Synonyms:
    wonderland

Proper noun (2) capitalized: Oz

IPA/ɒz/

Oz

  1. (colloquial) Australia.
    Synonyms:
    Aussie, Aussieland

Proper noun (3) capitalized: Oz

IPA/ɒz/

Oz (plural Ozs or Ozes)

  1. A male given name.
    1. A diminutive of the male given names Oscar, Oswald, and Osbourne.

Proper noun (4) capitalized: Oz

IPA/ɒz/

Oz (plural Ozs or Ozes)

  1. A surname.

Proper noun (5) capitalized: Oz

IPA/ɒz/

Oz (plural Ozs or Ozes)

  1. A surname from Turkish, notably borne by Dr. Oz

Noun (2) capitalized: OZ

IPA/oʊ ziː/

OZ (plural OZs)

  1. (US, slang) An ounce (especially of marijuana or other drugs).
    • Selling reefer was a round-the-clock hustle that required more time and energy than I wanted to invest. Unloading a single O.Z. sometimes took up to an hour.1995, Nathan McCall, Makes Me Wanna Holler: A Young Black Man in America, New York, NY: Vintage Books, →ISBN, page 124
    • Cool. I'll take a large 3 cheese, a 2-Liter of Coke, one ohzee of Purple Cush...1998 July 18, Greg, “Bill Gates, booze and pot”, in or.politics (Usenet)

Noun (3) capitalized: OZ

IPA/oʊ ziː/

OZ (plural OZs)

  1. (abbreviation, initialism) Initialism of opportunity zone.
    • This provision maintains the OZ designation process from the Tax Cuts and Jobs Act and adds that at least 33 percent of designated OZs must be comprised entirely of a rural area.2025 May, “The One, Big, Beautiful Bill”, in United States House Committee on Ways & Means, page 25

Synonyms of oz

Forms of oz

Noun
pluraloz
pluralozs
alternative formoz.
pluralOZs
alternative formO.Z.
alternative formo.z.
alternative formohzee
alternative formoh-zee
alternative formoh zee
alternative formozee
alternative formo-zee
Proper noun
pluralOzs
pluralOzes
alternative formÖz
alternative formOoz

Origin of oz

From Italian oz., abbreviation of onza (obsolete form of oncia).

After the fictional land in The Wonderful Wizard of Oz.

Back-formation from Aus, abbreviation of Australia.

Words formed from oz

Phrases with oz

Words that rhyme with oz

2 more rhymesFewer rhymes

Questions about oz

What does oz mean?
Oz means an unreal, magical realm.
What is oz the abbreviation of?
Oz is the abbreviation of ounce.
What part of speech is oz?
Oz can be a proper noun or a noun.
How do you pronounce oz?
Oz is pronounced /aʊns/.

Words near oz in the dictionary

  1. oystriges
  2. Oytaben
  3. Oytoghraq
  4. Oytograk
  5. Oyub
  6. oz
  7. OZ equation
  8. oz.
  9. Oza-Cesuras
  10. ozadene
  11. ozadenes

Source and license

Adapted from Wiktionary: oz (page history and authors); Oz (page history and authors); OZ (page history and authors); ounce (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-I learned some phrases-ounce.wav, En-us-Oz.ogg.

Cite this entry: “oz.” Word.ws, https://word.ws/oz. Based on Wiktionary, CC BY-SA 4.0.